|
公称外径dn
|
平均外径偏差
|
壁厚e
|
|
A型
|
B型
|
|
公称壁厚en
|
任一点壁厚偏差
|
公称壁厚en
|
任一点壁厚偏差
|
|
50
|
+0.3
0
|
2.0
|
+0.4
0
|
-
|
-
-
|
|
75
|
+0.3
0
|
2.3
|
+0.5
0
|
-
|
|
|
90
|
+0.3
0
|
2.7
|
+0.5
0
|
3.2
|
+0.6
0
|
|
110
|
+0.4
0
|
2.7
|
+0.5
0
|
3.2
|
+0.6
0
|
|
125
|
+0.4
0
|
-
|
-
-
|
3.2
|
+0.6
0
|
|
160
|
+0.5
0
|
3.2
|
+0.6
0
|
4.0
|
+0.6
0
|
|
200
|
+0.6
0
|
3.9
|
+0.6
0
|
4.9
|
+0.7
0
|
|
公称外径dn
|
I型
|
II型
|
|
螺纹尺寸mm
|
螺纹数量
|
螺纹尺寸mm
|
螺纹数量
|
|
高H/h
|
底宽L/l
|
高H/h
|
底宽L/l
|
|
50
|
3.0
|
2.5
|
3
|
-
|
-
|
-
|
|
75
|
3.0
|
2.5
|
4
|
-
|
-
|
-
|
|
90
|
3.0
|
2.5
|
4
|
-
|
-
|
-
|
|
110
|
3.0
|
2.5
|
6
|
3.0
1.3
|
3.0
1.3
|
6
54
|
|
125
|
3.0
|
2.5
|
6
|
3.0
1.3
|
3.0
1.3
|
6
54
|
|
160
|
3.0
|
2.5
|
6
|
3.0
1.3
|
3.0
1.3
|
6
54
|
|
200
|
3.0
|
2.5
|
6
|
3.0
1.3
|
3.0
1.3
|
6
54
|
|
|
|
|
|
